const path = require('path');//引入path模块
function resolve(dir) {
  return path.join(__dirname, dir)//path.join(__dirname)设置绝对路径
}
module.exports = {
  //代理
  devServer: {
    proxy: {
      '/api': {
        target: "http://localhost:3000",
        changeOrigin: true,
        pathRewrite: {
          '^/api': ''
        }
      }
    },
  },
  chainWebpack: (config) => {
    config.resolve.alias
      .set('@', resolve('./src'))
  }

}